a-ii aaaa aaac aaaf aaai aaca aacc aacf aaci aafa aafc aaff aafi aaic aaii acaa acac acag acai acca accc accf acci acfc acfi acga acgi aci- acia acic acif afaa afca afcc afci affa affc affi afgf afia afif afig agac agag agai agca agcc agfa agga aggi agia agic agig agii aiai aica aicc aicf aiff aiga aiia aiic caaa caac caaf cac- caca cacc caci cafa cafc caff caga cagg cagi caia caic ccaa ccac ccaf ccag ccai ccca cccc cccf ccci ccfa ccfc ccff ccfi ccga ccgc ccic ccii cfaa cfac cfca cfcf cfia cgac cgcc cgcg cgfc ciaa cica cicc cici cifa ciff cifg ciga cigi ciia ciii faaa faac faca facc fafa fafc faff fafg fafi fagg fagi fcca fccf fcic fcii ffcc ffff ffii fiaa fiac fiaf fica ficc fifa fifc fiff fifi figa figc figg fiii gafa gafc gaff gafi gaga gagg gagi gaia gaig gc-c gcaa gccc gccf gcfc gcic gcii gfcf gfci gffa ggfg gggg giaa giac giai gica giff giga gigg gigi iaaa iaac iaai iaca iacc iafc iaff iaia icaa icac icaf icag icai icca iccc iccf icci icga icgc ifaa ifac ific igac igcc igfa igfc igga igia iiac iica iifa iiii